Jacobs Engineering Inc.
2525 Airpark Drive
Redding, CA 96001-2443
United States
T +1.530.229.3225
F +1.530.243.1654
www.jacobs.com
September 14, 2026
Mr. Brian Issa
Director of Public Works
P.O. Box 545
Fortuna, California 95540
Subject: Amendment No. 5 - City of Fortuna NPDES Compliance Project Dear Brian:
This proposal is to amend the Scope of Work, dated December 2, 2020, for providing services to City of Fortuna (City) on the NPDES Compliance Project. The Scope of Work has been amended as follows:
Contract Date Amount Total
Initial Contract December 2, 2020 $2,860,759 $2,860,759 Amendment No. 1 September 15, 2023 $0 (No Cost
Amendment)
$2,860,759
Amendment No. 2 January 10, 2024 $0 (No Cost
Amendment)
$2,860,759
Amendment No. 3 March 12, 2025 $1,889,222 $4,749,981
Amendment No. 4 March 31, 2026 $409,821 $5,159,802
Amendment No. 5 September 14, 2026 $442,000 $5,601,802
This amendment includes the following changes:
• Task 1 includes reduction of the remaining budget to reflect only what is needed to complete the project.
• Task 5 includes new budget necessary to complete the Project. This budget includes the following previously out of scope work:
o Animal Control Facility
▪ 90% design of a new animal control facility, including structural design of the new aeration basins assuming demolition of the existing animal control facility. ▪ Removal of the new animal control facility from the design, and revised structural design to protect the existing animal control facility in place. o Cost Estimating
▪ An additional Class 1 cost estimate during the 90% deliverable to support project cost estimates for funding request via the state Department of Financial Assistance.
▪ Development of cost estimates for alternate project elements to consider for inclusion, including:
• PV solar array
• Demolition of existing aeration basins
o Flow Equalization Basin
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▪ Cessation of design of the flow equalization basin upgrades, including piping, lining, pump station and controls, after the 60% design. ▪ Re-starting flow equalization design during the 100% design phase. o Electrical Housing for MCCs
▪ E-housing design for the MCCs, commencing with the 100% design phase, requested as part of the 90% design review.
o Strong’s Creek Box
▪ Replacement of the Strong’s Creek influent box, commencing with the 100% design phase
o Demolition of existing aeration basins
▪ Design of demolition of the existing aeration basins and old secondary clarifiers, to be included as a bid alternate item
o Financial Assistance Application
▪ Development and submission of draft and final versions of a revised Technical Package for application to the Division of Financial Assistance • A new task, Task 9 – Bid Phase Services
o A detailed scope of work for these services is included as an Exhibit to this agreement The revised task budgets will be:
Task Previous Budget Change New Budget
Task 1 – Project Management $428,897 $-46,500 $382,397
Task 2 – Project Definition $589,765 $0 $589,765
Task 3 – Wastewater Rate Study $72,205 $0 $72,205
Task 4 – Landowner Outreach Services $0 $0 $0
Task 5 – Final Design $3,769,135 +$403,100 $4,172,235
Task 6 – Triennial Review Support $114,000 $0 $114,000
Task 7 – As-Needed Support $126,300 $0 $126,300
Task 8 – Digester Rehab $59,500 $0 $59,500
Task 9 – Bid Phase Services $0 +$85,400 $85,400
Total $5,159,802 +$442,000 $5,601,802
All work under the amended Scope is expected to be completed by December 31, 2026. If the work is delayed beyond the reasonable control of Consultant, Consultant reserves the right to request a scope and fee modification for additional administrative and support time.
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The Task Order may be amended in the future with additional budget as the need arises. Such amendments will be authorized by letter. All work will be performed in accordance with the terms and conditions of the December 2, 2020 contract.
To authorize this amendment, please sign both copies of this letter, keep one copy for your files, and return the other copy to my attention. If you have any questions regarding this proposed amendment, please call Ted at 650-644-5948.
Sincerely, Authorized By,
Jacobs Engineering Inc. City of Fortuna
Ted Couch
Project Manager
Brian Issa,
Director of Public Works
Matt Franck Date Authorized: , 2026
Manager of Projects
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1. Exhibit 1: Detailed Scope of Work for Task 7 – Bid Phase Services
1.1 Task 7 - Bid Phase Services
Jacobs (Consultant) will provide services to assist The City of Fortuna (City) in selection of a single Contractor for the construction of the project. These services will consist of the following:
1.1.1 Project Advertisement
Consultant will assist the City in preparing and placing advertisements and notices announcing or soliciting bids for the construction of the project. Consultant will agree with the City on the number and range of distribution of the advertisements and notices. The City will pay directly for all advertisements and notices.
1.1.2 Preparation and Delivery of Bid Documents
Consultant will assist the City in assembling the Bid Documents and delivering the bid documents to prospective bidders. Consultant will maintain a list of prospective bidders receiving the Bid Documents.
1.1.3 Bid Period Information Requests
Consultant will develop and implement procedures for receiving and answering bidders' questions and requests for additional information. The procedures shall include a log of significant bidder questions and requests and the response thereto. Consultant will provide technical interpretation of the contract bid documents and will prepare proposed responses to bidders’ questions and requests, which may be in the form of addenda.
1.1.4 Pre-Bid Conference
Consultant will assist the City in arranging and conducting one pre-bid conference. Consultant will assist the City in developing the agenda and content of the pre-bid conference. Consultant will take notes and make provision for documenting the results of the pre-bid conference. Consultant will also record questions and requests for additional information and shall coordinate with the City for issuing responses and additional information.
1.1.5 Addenda
Consultant shall assist the City in issuing Addenda to the Bid Documents and will distribute Addenda to the bidders. All Addenda will be approved by the City. The City will pay for the expenses of all Addenda.
1.1.6 Bid Opening
Consultant will assist the City in opening of bids. Consultant will review the bids and evaluate them for responsiveness and bid amount. Consultant will also verify through reasonable investigation the financial and performance history documentation submitted by the low bidder and second low bidder. Consultant will prepare a summary of its review and evaluation and include recommendations for award of the contract for construction, or other action as may be appropriate. The City will make the final decision on
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the award of the contract for construction and the acceptance or rejection of all bids. Consultant will provide technical (but not legal) advice in bid protest situations.
1.1.7 Recommendation of Contract Award
Consultant will assist the City in preparing the notice of award; assembly, delivery and execution of the contract for construction; and preparation of the notice to proceed. The City will sign the notice of award and the notice to proceed. Consultant will also provide reasonable assistance with negotiations with the selected bidder prior to execution of the contract for construction.